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# Copyright (C) 2006 Szilveszter Farkas <szilveszter.farkas@gmail.com>
# Copyright (C) 2007 Jelmer Vernooij <jelmer@samba.org>
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""GTK UI
"""
import gtk
import sys
from bzrlib import progress
from bzrlib.ui import UIFactory
class PromptDialog(gtk.Dialog):
""" Prompt the user for a yes/no answer. """
def __init__(self, prompt):
gtk.Dialog.__init__(self)
label = gtk.Label(prompt)
self.vbox.pack_start(label, padding=10)
self.vbox.show_all()
self.add_buttons(gtk.STOCK_YES, gtk.RESPONSE_YES, gtk.STOCK_NO,
gtk.RESPONSE_NO)
class GtkProgressBar(gtk.ProgressBar,progress._BaseProgressBar):
def __init__(self, _stack=None):
gtk.ProgressBar.__init__(self)
self.set_fraction(0.0)
progress._BaseProgressBar.__init__(self, _stack=_stack)
self.current = None
self.total = None
def clear(self):
self.hide()
def tick(self):
self.pulse()
def child_update(self, message, current, total):
pass
def update(self, msg=None, current_cnt=None, total_cnt=None):
if current_cnt is not None:
self.current = current_cnt
if total_cnt is not None:
self.total = total_cnt
if msg is not None:
self.set_text(msg)
if None not in (self.current, self.total):
self.fraction = float(self.current) / self.total
if self.fraction < 0.0 or self.fraction > 1.0:
raise AssertionError
self.set_fraction(self.fraction)
while gtk.events_pending():
gtk.main_iteration()
class ProgressBarWindow(gtk.Window):
def __init__(self, to_file=None, show_pct=None, show_spinner=None, show_eta=None,
show_bar=None, show_count=None, to_messages_file=None, _stack=None):
super(ProgressBarWindow, self).__init__(type=gtk.WINDOW_TOPLEVEL)
self._stack = _stack
self.set_border_width(0)
self.set_title("Progress")
self.set_position(gtk.WIN_POS_CENTER_ALWAYS)
self.pb = GtkProgressBar(self)
self.add(self.pb)
self.resize(250, 15)
self.set_resizable(False)
self.show_all()
def return_pb(self, pb):
self._stack.return_pb(self)
def update(self, *args, **kwargs):
self.pb.update(*args, **kwargs)
def tick(self, *args, **kwargs):
self.pb.tick(*args, **kwargs)
def finished(self):
self.pb.finished()
self.hide_all()
def clear(self):
self.pb.clear()
self.destroy()
def child_progress(self, *args, **kwargs):
return self.pb.child_progress(*args, **kwargs)
def child_update(self, *args, **kwargs):
return self.pb.child_update(*args, **kwargs)
def get_progress_bar(self):
self.show_all()
return self
class ProgressPanel(gtk.HBox):
def __init__(self):
super(ProgressPanel, self).__init__()
image_loading = gtk.image_new_from_stock(gtk.STOCK_REFRESH,
gtk.ICON_SIZE_BUTTON)
image_loading.show()
self.pb = GtkProgressBar(self)
self.set_spacing(5)
self.set_border_width(5)
self.pack_start(image_loading, False, False)
self.pack_start(self.pb, True, True)
def return_pb(self, pb):
self._stack.return_pb(self)
def get_progress_bar(self, to_file=None, show_pct=None, show_spinner=None, show_eta=None,
show_bar=None, show_count=None, to_messages_file=None,
_stack=None):
self._stack = _stack
self.show_all()
return self
def tick(self, *args, **kwargs):
self.pb.tick(*args, **kwargs)
def update(self, *args, **kwargs):
self.pb.update(*args, **kwargs)
def finished(self):
self.pb.finished()
self.hide_all()
def clear(self):
self.pb.clear()
self.hide_all()
def child_progress(self, *args, **kwargs):
return self.pb.child_progress(*args, **kwargs)
def child_update(self, *args, **kwargs):
return self.pb.child_update(*args, **kwargs)
class PasswordDialog(gtk.Dialog):
""" Prompt the user for a password. """
def __init__(self, prompt):
gtk.Dialog.__init__(self)
label = gtk.Label(prompt)
self.vbox.pack_start(label, padding=10)
self.entry = gtk.Entry()
self.entry.set_visibility(False)
self.vbox.pack_end(self.entry, padding=10)
self.vbox.show_all()
self.add_buttons(gtk.STOCK_OK, gtk.RESPONSE_OK, gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL)
def _get_passwd(self):
return self.entry.get_text()
passwd = property(_get_passwd)
class GtkUIFactory(UIFactory):
"""A UI factory for GTK user interfaces."""
def __init__(self,
stdout=None,
stderr=None):
"""Create a GtkUIFactory.
"""
super(GtkUIFactory, self).__init__()
self.set_nested_progress_bar_widget(ProgressBarWindow)
def get_boolean(self, prompt):
"""GtkDialog with yes/no answers"""
dialog = PromptDialog(prompt)
response = dialog.run()
dialog.destroy()
return (response == gtk.RESPONSE_YES)
def get_password(self, prompt='', **kwargs):
"""Prompt the user for a password.
:param prompt: The prompt to present the user
:param kwargs: Arguments which will be expanded into the prompt.
This lets front ends display different things if
they so choose.
:return: The password string, return None if the user
canceled the request.
"""
dialog = PasswordDialog(prompt % kwargs)
response = dialog.run()
passwd = dialog.passwd
dialog.destroy()
if response == gtk.RESPONSE_OK:
return passwd
else:
return None
def set_nested_progress_bar_widget(self, widget):
self._progress_bar_stack = progress.ProgressBarStack(klass=widget)
def nested_progress_bar(self):
"""Return a nested progress bar.
"""
return self._progress_bar_stack.get_nested()
def set_progress_bar_vbox(self, vbox):
"""Change the vbox to put progress bars in.
"""
self._progress_bar_stack = vbox
def clear_term(self):
"""Prepare the terminal for output.
It has no sense when talking about GTK."""
pass
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